Buggy code:
public JavaCore ( ) { } public static void addElementChangedListener ( IElementChangedListener listener ) { } public static void addElementChangedListener ( IElementChangedListener listener , int eventMask ) { } public static void addJavaElementMarkerAttributes ( Map attributes , IJavaElement element ) { } public static void addPreProcessingResourceChangedListener ( IResourceChangeListener listener ) { } public void configureJavaElementMarker ( IMarker marker , IJavaElement element ) throws CoreException { } public static IJavaElement create ( String handleIdentifier ) { } public static IJavaElement create ( String handleIdentifier , WorkingCopyOwner owner ) { } public static IJavaElement create ( IFile file ) { } public static IJavaElement create ( IFolder folder ) { } public static IJavaProject create ( IProject project ) { } public static IJavaElement create ( IResource resource ) { } public static IJavaModel create ( IWorkspaceRoot root ) { } public static IClassFile createClassFileFrom ( IFile file ) { } public static ICompilationUnit createCompilationUnitFrom ( IFile file ) { } public static IPackageFragmentRoot createJarPackageFragmentRootFrom ( IFile file ) { } public static IClasspathContainer getClasspathContainer ( IPath containerPath , IJavaProject project ) throws JavaModelException { } public static ClasspathContainerInitializer getClasspathContainerInitializer ( String containerID ) { } public static IPath getClasspathVariable ( final String variableName ) { } public static ClasspathVariableInitializer getClasspathVariableInitializer ( String variable ) { } public static String [ ] getClasspathVariableNames ( ) { } public static Hashtable getDefaultOptions ( ) { } public static String getEncoding ( ) { } public static JavaCore getJavaCore ( ) { } public static String getOption ( String optionName ) { } public static Hashtable getOptions ( ) { } public static Plugin getPlugin ( ) { } public static IClasspathEntry getResolvedClasspathEntry ( IClasspathEntry entry ) { } public static IPath getResolvedVariablePath ( IPath variablePath ) { } public static IWorkingCopy [ ] getSharedWorkingCopies ( IBufferFactory factory ) { } public static String [ ] getUserLibraryNames ( ) { } public static ICompilationUnit [ ] getWorkingCopies ( WorkingCopyOwner owner ) { } public static void initializeAfterLoad ( IProgressMonitor monitor ) throws CoreException { Job job = new Job ( Messages . javamodel_initialization ) { protected IStatus run ( IProgressMonitor progressMonitor ) { SearchEngine engine = new SearchEngine ( ) ; IJavaSearchScope scope = SearchEngine . createWorkspaceScope ( ) ; try { engine . searchAllTypeNames ( null , "!@$#!@" . toCharArray ( ) , ( ( SearchPattern . R_PATTERN_MATCH ) | ( SearchPattern . R_CASE_SENSITIVE ) ) , IJavaSearchConstants . CLASS , scope , new TypeNameRequestor ( ) { public void acceptType ( int modifiers , char [ ] packageName , char [ ] simpleTypeName , char [ ] [ ] enclosingTypeNames , String path ) { } } , IJavaSearchConstants . CANCEL_IF_NOT_READY_TO_SEARCH , ( progressMonitor == null ? null : new SubProgressMonitor ( progressMonitor , 99 ) ) ) ; } catch ( JavaModelException e ) { } catch ( OperationCanceledException e ) { if ( ( progressMonitor != null ) && ( progressMonitor . isCanceled ( ) ) ) throw e ; } try { JavaModelManager . getJavaModelManager ( ) . getJavaModel ( ) . refreshExternalArchives ( null , ( progressMonitor == null ? null : new SubProgressMonitor ( progressMonitor , 1 ) ) ) ; } catch ( JavaModelException e ) { } return Status . OK_STATUS ; } public boolean belongsTo ( Object family ) { return JavaCore . PLUGIN_ID . equals ( family ) ; } } ; job . setPriority ( Job . SHORT ) ; <START_BUG> job . schedule ( ) ; <END_BUG> } public static boolean isReferencedBy ( IJavaElement element , IMarker marker ) throws CoreException { } public static boolean isReferencedBy ( IJavaElement element , IMarkerDelta markerDelta ) throws CoreException { } public static IAccessRule newAccessRule ( IPath filePattern , int kind ) { } public static IClasspathAttribute newClasspathAttribute ( String name , String value ) { } public static IClasspathEntry newContainerEntry ( IPath containerPath ) { } public static IClasspathEntry newContainerEntry ( IPath containerPath , boolean isExported ) { } public static IClasspathEntry newContainerEntry ( IPath containerPath , IAccessRule [ ] accessRules , IClasspathAttribute [ ] extraAttributes , boolean isExported ) { } public static ITypeHierarchy newTypeHierarchy ( IRegion region , WorkingCopyOwner owner , IProgressMonitor monitor ) throws JavaModelException { } public static IClasspathEntry newLibraryEntry ( IPath path , IPath sourceAttachmentPath , IPath sourceAttachmentRootPath ) { } public static IClasspathEntry newLibraryEntry ( IPath path , IPath sourceAttachmentPath , IPath sourceAttachmentRootPath , boolean isExported ) { } public static IClasspathEntry newLibraryEntry ( IPath path , IPath sourceAttachmentPath , IPath sourceAttachmentRootPath , IAccessRule [ ] accessRules , IClasspathAttribute [ ] extraAttributes , boolean isExported ) { } public static IClasspathEntry newProjectEntry ( IPath path ) { } public static IClasspathEntry newProjectEntry ( IPath path , boolean isExported ) { } public static IClasspathEntry newProjectEntry ( IPath path , IAccessRule [ ] accessRules , boolean combineAccessRules , IClasspathAttribute [ ] extraAttributes , boolean isExported ) { } public static IRegion newRegion ( ) { } public static IClasspathEntry newSourceEntry ( IPath path ) { } public static IClasspathEntry newSourceEntry ( IPath path , IPath [ ] exclusionPatterns ) { } public static IClasspathEntry newSourceEntry ( IPath path , IPath [ ] exclusionPatterns , IPath specificOutputLocation ) { } public static IClasspathEntry newSourceEntry ( IPath path , IPath [ ] inclusionPatterns , IPath [ ] exclusionPatterns , IPath specificOutputLocation ) { } public static IClasspathEntry newSourceEntry ( IPath path , IPath [ ] inclusionPatterns , IPath [ ] exclusionPatterns , IPath specificOutputLocation , IClasspathAttribute [ ] extraAttributes ) { } public static IClasspathEntry newVariableEntry ( IPath variablePath , IPath variableSourceAttachmentPath , IPath sourceAttachmentRootPath ) { } public static IClasspathEntry newVariableEntry ( IPath variablePath , IPath variableSourceAttachmentPath , IPath variableSourceAttachmentRootPath , boolean isExported ) { } public static IClasspathEntry newVariableEntry ( IPath variablePath , IPath variableSourceAttachmentPath , IPath variableSourceAttachmentRootPath , IAccessRule [ ] accessRules , IClasspathAttribute [ ] extraAttributes , boolean isExported ) { } public static void removeClasspathVariable ( String variableName ) { }

Fix:
job . schedule ( 2000 ) ;